var xmlhttp;

function loadContent(query, where, file)
{
    xmlhttp = GetXmlHttpObject();
    
    xmlhttp.onreadystatechange=function()
    {
        if (xmlhttp.readyState == 4 && xmlhttp.status == 200)
        {
            document.getElementById(where).innerHTML = xmlhttp.responseText;
        }
    }
    xmlhttp.open("GET",file + query,true);
    xmlhttp.send();
}

function GetXmlHttpObject()
{
    if (window.XMLHttpRequest)
    {// code for IE7+, Firefox, Chrome, Opera, Safari
        return new XMLHttpRequest();
    }
    else
    {// code for IE6, IE5
        return new ActiveXObject("Microsoft.XMLHTTP");
    }
}

